20162657145

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{139423}}^1$

素因数の和:139773

約数の個数: 32

約数和(自身を含む): 33408221184

約数和(自身を除く): 13245564039

約数列:

[1, 3, 5, 15, 31, 93, 155, 311, 465, 933, 1555, 4665, 9641, 28923, 48205, 139423, 144615, 418269, 697115, 2091345, 4322113, 12966339, 21610565, 43360553, 64831695, 130081659, 216802765, 650408295, 1344177143, 4032531429, 6720885715, 20162657145]

約数ペア:

[(1, 20162657145), (3, 6720885715), (5, 4032531429), (15, 1344177143), (31, 650408295), (93, 216802765), (155, 130081659), (311, 64831695), (465, 43360553), (933, 21610565), (1555, 12966339), (4665, 4322113), (9641, 2091345), (28923, 697115), (48205, 418269), (139423, 144615)]